From 2bc22de1a508b639c25d59f0f0d171c81c466e08 Mon Sep 17 00:00:00 2001
From: jean-pierre charras <jp.charras@wanadoo.fr>
Date: Thu, 11 Mar 2021 08:20:27 +0100
Subject: [PATCH] Eeschema: fix crash when opening preferences, due to null
 pointer. In panel preview, Schematic() returns a null pointer. Fixes #7869
 https://gitlab.com/kicad/code/kicad/issues/7869

---
 eeschema/sch_text.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/eeschema/sch_text.cpp b/eeschema/sch_text.cpp
index ac7fcc25b8..d282686664 100644
--- a/eeschema/sch_text.cpp
+++ b/eeschema/sch_text.cpp
@@ -1353,7 +1353,8 @@ const EDA_RECT SCH_GLOBALLABEL::GetBoundingBox() const
 
     EDA_RECT box( GetBoundingBoxBase() );
 
-    if( Schematic()->Settings().m_IntersheetRefsShow )
+    // Note: Schematic() can be null in preference preview panel
+    if( Schematic() && Schematic()->Settings().m_IntersheetRefsShow )
     {
         box.Merge( m_intersheetRefsField.GetBoundingBox() );
         box.Normalize();